The "mhi" region contains the debug registers that could be used to monitor
the PCIe link transitions.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230316081117.14288-17-manivannan.sadhasivam@linaro.org